000			00321nam a2200145Ia 4500
008			180710s9999 xx 000 0 und d
020			_a194887
082			_a160 _bHOD
100			_aHODGES, Wilfrid .
245			_aLogic
260			_aMiddlesex _bPenguin Books _c1982
300			_a331p.
650			_aLogic
942			_cS
999			_c70041 _d70041